Hair dryer



FIG. 1 is a perspective view of a hair dryer showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

The broken lines appearing in the figures are for the purpose of illustrating portions of the hair dryer that form no part of the claimed design. 

CLAIM The ornamental design for a hair dryer, as shown and described. 